7(-3x+8)=140

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Solution for 7(-3x+8)=140 equation:


Simplifying
7(-3x + 8) = 140

Reorder the terms:
7(8 + -3x) = 140
(8 * 7 + -3x * 7) = 140
(56 + -21x) = 140

Solving
56 + -21x = 140

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-56' to each side of the equation.
56 + -56 + -21x = 140 + -56

Combine like terms: 56 + -56 = 0
0 + -21x = 140 + -56
-21x = 140 + -56

Combine like terms: 140 + -56 = 84
-21x = 84

Divide each side by '-21'.
x = -4

Simplifying
x = -4

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